Vehicle Speed Is Not Held Within Set Speed ±3 Km/H (±2 Mph) On A Level Road

Check the vehicle speed sensor. Ref. to EYESIGHT (DIAGNOSTICS)>Diagnostic Procedure with ECU Cancel Code>22 .

Is the check result OK?

Yes  : Replace the ECM Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DO)>ENGINE CONTROL MODULE (ECM) . Ref. to FUEL INJECTION (FUEL SYSTEMS) (H4DOTC)>ENGINE CONTROL MODULE (ECM) .

No  : Repair or replace the faulty portion according to the inspection result.